Spot the false statement

Exercise and reference answers

Questions

1. False statement

   A combination also fixes the order

   Statements

   1. A combination also fixes the order
   2. Zero factorial equals one
   3. A permutation fixes the order

2. False statement

   It works only for exactly two events

   Statements

   1. The counting principle multiplies the ways
   2. It works only for exactly two events
   3. Three pants and two shirts give six pairs

3. False statement

   The lock allows a digit to repeat

   Statements

   1. The letters of ROOT are not all different
   2. The lock has four wheels
   3. The lock allows a digit to repeat

4. False statement

   Listing every case is the quickest method

   Statements

   1. Listing every case is the quickest method
   2. A handshake pair has no order
   3. Factorial is a product of natural numbers

Instructions

Two statements are true and one is false. Tap the false one.

Explanation